Answer:
C=14pi cm
A=49pi cm^2
Step-by-step explanation:
1) Circumference of a circle is 2piR and R=7cm
C=2pi(7)
C=14pi cm
2) Area of a circle is piR^2 and R=7cm
A=pi (7)^2
A=49pi cm^2
Answer:
4
Step-by-step explanation:
3.36/10.5 = 0.32
It costs $0.32 an ounce
Answer:
Paula get
and Kawai get
.
Step-by-step explanation:
Given: Paula and Kawai shared
in the ratio of
.
To find: How much money did each person get?
Solution:
We have,
Paula and Kawai shared
in the ratio of
.
So, let Paula get
and Kawai get
.
As per the question,



Therefore, Paula get
, and Kawai get
.
Hence, Paula get
and Kawai get
.
12/x=6/7 answer: x=14
6x/4=8/12 answer x = 0.4444444444
7/x+13=4/12 answer x=8
y+5/y=10/8 answer y=20